285433460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{4051}}^1$

素因数の和:4344

約数の個数: 48

約数和(自身を含む): 648060672

約数和(自身を除く): 362627212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 542, 1084, 1355, 2710, 3523, 4051, 5420, 7046, 8102, 14092, 16204, 17615, 20255, 35230, 40510, 52663, 70460, 81020, 105326, 210652, 263315, 526630, 1053260, 1097821, 2195642, 4391284, 5489105, 10978210, 14271673, 21956420, 28543346, 57086692, 71358365, 142716730, 285433460]

約数ペア:

[(1, 285433460), (2, 142716730), (4, 71358365), (5, 57086692), (10, 28543346), (13, 21956420), (20, 14271673), (26, 10978210), (52, 5489105), (65, 4391284), (130, 2195642), (260, 1097821), (271, 1053260), (542, 526630), (1084, 263315), (1355, 210652), (2710, 105326), (3523, 81020), (4051, 70460), (5420, 52663), (7046, 40510), (8102, 35230), (14092, 20255), (16204, 17615)]